[INFO] fetching crate shapers 0.3.3...
[INFO] checking shapers-0.3.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate shapers 0.3.3 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate shapers 0.3.3
[INFO] finished tweaking crates.io crate shapers 0.3.3
[INFO] tweaked toml for crates.io crate shapers 0.3.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shapers 0.3.3 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate shapers 0.3.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95454f7973b20177f541ef0c8329ba2fd8a506f4340b8dd15af817ad5476ffb6
[INFO] running `Command { std: "docker" "start" "-a" "95454f7973b20177f541ef0c8329ba2fd8a506f4340b8dd15af817ad5476ffb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95454f7973b20177f541ef0c8329ba2fd8a506f4340b8dd15af817ad5476ffb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95454f7973b20177f541ef0c8329ba2fd8a506f4340b8dd15af817ad5476ffb6", kill_on_drop: false }`
[INFO] [stdout] 95454f7973b20177f541ef0c8329ba2fd8a506f4340b8dd15af817ad5476ffb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d3b5f153ebff9cb723b71fe494e1f98bc4938f80a51c0fd15c0147e8430df39
[INFO] running `Command { std: "docker" "start" "-a" "4d3b5f153ebff9cb723b71fe494e1f98bc4938f80a51c0fd15c0147e8430df39", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.17
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[INFO] [stderr]     Checking cblas-sys v0.1.4
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[INFO] [stderr]    Compiling regex-automata v0.4.9
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[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
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[INFO] [stderr]    Compiling rustls-webpki v0.102.8
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]    Compiling zerofrom v0.1.6
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[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
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[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling derive_builder v0.20.2
[INFO] [stderr]     Checking cauchy v0.4.0
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking argmin-math v0.4.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling pyo3-macros v0.25.1
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]     Checking argmin v0.10.0
[INFO] [stderr]     Checking finitediff v0.1.4
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_edit v0.22.24
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling oci-spec v0.6.7
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling ureq v2.12.1
[INFO] [stderr]    Compiling toml v0.8.20
[INFO] [stderr]    Compiling ocipkg v0.2.9
[INFO] [stderr]    Compiling intel-mkl-src v0.8.1
[INFO] [stderr]     Checking lax v0.16.0
[INFO] [stderr]     Checking ndarray-linalg v0.16.0
[INFO] [stderr]     Checking shapers v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `observers::ObserverMode`
[INFO] [stdout]  --> src/circle_fit.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     core::{observers::ObserverMode, CostFunction, Error, State, Executor, OptimizationResult, Gradient},
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `observers::ObserverMode`
[INFO] [stdout]  --> src/ellipsoids.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     core::{observers::ObserverMode, CostFunction, Error, Executor},
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `observers::ObserverMode`
[INFO] [stdout]  --> src/circle_fit.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     core::{observers::ObserverMode, CostFunction, Error, State, Executor, OptimizationResult, Gradient},
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `observers::ObserverMode`
[INFO] [stdout]  --> src/ellipsoids.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     core::{observers::ObserverMode, CostFunction, Error, Executor},
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_distance` is never used
[INFO] [stdout]  --> src/aux_funcs.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn get_distance(v0: Vec<f64>, v1: Vec<f64>) -> f64 {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/circle_fit.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn py_new() -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout]  1 | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<f64>, Infallible>
[INFO] [stdout]    --> src/circle_fit.rs:123:55
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub fn fit_geometrical(xs: Vec<f64>, ys: Vec<f64>) -> Vec<f64> {
[INFO] [stdout]     |                                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<f64>, Infallible>
[INFO] [stdout]    --> src/circle_fit.rs:169:50
[INFO] [stdout]     |
[INFO] [stdout] 169 | pub fn taubin_svd(xs: Vec<f64>, ys: Vec<f64>) -> Vec<f64> {
[INFO] [stdout]     |                                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/ellipsoids.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn py_new(x: f64, y: f64, major_axis: f64, minor_axis: f64, angle: f64) -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]    --> src/ellipsoids.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     pub fn py_new() -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct
[INFO] [stdout]  --> src/errors.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct LSQError(argmin::core::Error);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `shapers` (lib) due to 2 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/circle_fit.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn py_new() -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout]  1 | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<f64>, Infallible>
[INFO] [stdout]    --> src/circle_fit.rs:123:55
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub fn fit_geometrical(xs: Vec<f64>, ys: Vec<f64>) -> Vec<f64> {
[INFO] [stdout]     |                                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<f64>, Infallible>
[INFO] [stdout]    --> src/circle_fit.rs:169:50
[INFO] [stdout]     |
[INFO] [stdout] 169 | pub fn taubin_svd(xs: Vec<f64>, ys: Vec<f64>) -> Vec<f64> {
[INFO] [stdout]     |                                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/ellipsoids.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn py_new(x: f64, y: f64, major_axis: f64, minor_axis: f64, angle: f64) -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]    --> src/ellipsoids.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     pub fn py_new() -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct
[INFO] [stdout]  --> src/errors.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct LSQError(argmin::core::Error);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `shapers` (lib test) due to 2 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4d3b5f153ebff9cb723b71fe494e1f98bc4938f80a51c0fd15c0147e8430df39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d3b5f153ebff9cb723b71fe494e1f98bc4938f80a51c0fd15c0147e8430df39", kill_on_drop: false }`
[INFO] [stdout] 4d3b5f153ebff9cb723b71fe494e1f98bc4938f80a51c0fd15c0147e8430df39